Skip to main content
MEDIUM

CVE-2024-33664

CVSS v3

5.3

MEDIUM

EPSS Score

0.8 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Get an alert for each new CVE published for python-jose.

Set up CVE WatchFree account · no credit card

Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • python-josePyPIall versions · fixed in 3.4.0

Vendor advisories

  • CVE-2024-33664 Red Hat Product Security

    python-jose: allows attackers to cause a denial of service

Full record on NVD

Description

python-jose through 3.3.0 allows attackers to cause a denial of service (resource consumption) during a decode via a crafted JSON Web Encryption (JWE) token with a high compression ratio, aka a "JWT bomb." This is similar to CVE-2024-21319.

Technical details

Published
2024-04-26

Frequently asked questions

What is CVE-2024-33664?

python-jose through 3.3.0 allows attackers to cause a denial of service (resource consumption) during a decode via a crafted JSON Web Encryption (JWE) token with a high compression ratio, aka a "JWT bomb." This is similar to CVE-2024-21319.

Is CVE-2024-33664 actively exploited?

Active exploitation of CVE-2024-33664 has not been confirmed. Its EPSS score was 0.8% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-33664?

CVE-2024-33664 has a CVSS v3 base score of 5.3 (MEDIUM severity).

Running python-jose? Hear about its next vulnerability

CVE Watch matches each new CVE to the vendors and products you list (vendor and product, not the version) and puts it in your alerts with its KEV and EPSS status.

Already have an account? Open CVE WatchNo credit card required · No monthly cap on website lookups · 250 API requests/month